Knutson; Dale A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Knutson; Dale A..The latest application filed is for "method and apparatus for hydraulically tightening threaded fasteners".
- Knutson; Dale A. - Nashotah WI
- Knutson; Dale A. - Oconomowoc WI
| Patent | Date |
|---|---|
| Method and apparatus for hydraulically tightening threaded fasteners Grant 5,668,328 - Steber , et al. September 16, 1 | 1997-09-16 |
| Piezo composite sheet actuated valve Grant 5,630,440 - Knutson , et al. May 20, 1 | 1997-05-20 |
| Magnetically assisted piezo-electric valve actuator Grant 5,593,134 - Steber , et al. January 14, 1 | 1997-01-14 |
| Fluid control valve Grant 5,011,113 - Stobbs , et al. April 30, 1 | 1991-04-30 |
| Electromagnetic valve utilizing a permanent magnet Grant 4,946,009 - Knutson August 7, 1 | 1990-08-07 |
| Electromechanical force motor Grant 4,127,835 - Knutson November 28, 1 | 1978-11-28 |
| Proportional flow control valve Grant 4,011,891 - Knutson , et al. March 15, 1 | 1977-03-15 |
| Valve Grant 3,757,823 - Knutson September 11, 1 | 1973-09-11 |
| Aerial Lift Vehicle Grant 3,757,895 - Knutson September 11, 1 | 1973-09-11 |
| Flexible Cable Hydraulic Control Means Grant 3,747,472 - Knutson July 24, 1 | 1973-07-24 |
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